Benjamin Hanil Song, a former Marine reservist, is wanted in connection with the coordinated July 4 attack, according to authorities.

Have you seen Benjamin Song? State and federal agencies have issued a Blue Alert for a suspect who allegedly shot a Texas police officer during the attack of a U.S. Immigration and Customs Enforcement (ICE) detention facility on July 4.

A Blue Alert was issued on Wednesday for a man accused of shooting an Alvarado police officer during an attack at a U.S. Immigration and Customs Enforcement detention facility on July 4, according to the Texas Department of Public Safety and the FBI.